@article{10_4153_S000843952200073X,
     author = {Kottegoda, Chanaka and Le, Trieu and Rodriguez, Tomas Miguel},
     title = {Square roots of weighted shifts of multiplicity two},
     journal = {Canadian mathematical bulletin},
     pages = {791--807},
     year = {2023},
     volume = {66},
     number = {3},
     doi = {10.4153/S000843952200073X},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/S000843952200073X/}
}